ATPL: A barotrauma of the middle ear is:
Domanda 439, Human Performance and Limitations - ATPL - Airline Transport Pilot license
| A bacterial infection of the middle ear |
| A dilatation of the Eustachian tube |
| An acute or chronic trauma to the middle ear caused by a difference of pressure on either side of the eardrum |
| An infection of the middle ear caused by rapid decompression |
